Bitcoin's price has risen more than 900% this year, but it's seen wild fluctuations ranging from 44% up or 25% down against the dollar. The WSJ’s Thomas Di Fonzo visits New York City's bitcoin ATMs to demonstrate just how volatile the virtual currency can be in just a day. Photo: Alexander Hotz / The Wall Street JournalIn Manhattan, a cup of coffee will set you back about $2. There’s a cryptocurrency named for our fair city, and it’s gaining momentum. Last week, I met two of the coin’s volunteer boosters at Gila’s Nosh on...

Source: Wall Street Journal February 20, 2018 17:15 UTC